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A principal component analysis of acoustic emission signals from a landing gear component

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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A principal component analysis of acoustic emission signals from a landing gear component. / Pullin, R.; Eaton, M. J.; Hensman, J. J. et al.
In: Applied Mechanics and Materials, Vol. 13-14, 2008, p. 41-47.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Pullin, R, Eaton, MJ, Hensman, JJ, Holford, KM, Worden, K & Evans, SL 2008, 'A principal component analysis of acoustic emission signals from a landing gear component', Applied Mechanics and Materials, vol. 13-14, pp. 41-47. https://doi.org/10.4028/www.scientific.net/AMM.13-14.41

APA

Pullin, R., Eaton, M. J., Hensman, J. J., Holford, K. M., Worden, K., & Evans, S. L. (2008). A principal component analysis of acoustic emission signals from a landing gear component. Applied Mechanics and Materials, 13-14, 41-47. https://doi.org/10.4028/www.scientific.net/AMM.13-14.41

Vancouver

Pullin R, Eaton MJ, Hensman JJ, Holford KM, Worden K, Evans SL. A principal component analysis of acoustic emission signals from a landing gear component. Applied Mechanics and Materials. 2008;13-14:41-47. doi: 10.4028/www.scientific.net/AMM.13-14.41

Author

Pullin, R. ; Eaton, M. J. ; Hensman, J. J. et al. / A principal component analysis of acoustic emission signals from a landing gear component. In: Applied Mechanics and Materials. 2008 ; Vol. 13-14. pp. 41-47.

Bibtex

@article{417deff150344d3d8ca377a41e07be94,
title = "A principal component analysis of acoustic emission signals from a landing gear component",
abstract = "This work forms part of a larger investigation into fracture detection using acoustic emission (AE) during landing gear airworthiness testing. It focuses on the use of principal component analysis (PCA) to differentiate between fracture signals and high levels of background noise. An artificial acoustic emission (AE) fracture source was developed and additionally five sources were used to generate differing AE signals. Signals were recorded from all six artificial sources in a real landing gear component subject to no load. Further to this, artificial fracture signals were recorded in the same component under airworthiness test load conditions. Principal component analysis (PCA) was used to automatically differentiate between AE signals from different source types. Furthermore, successful separation of artificial fracture signals from a very high level of background noise was achieved. The presence of a load was observed to affect the ultrasonic propagation of AE signals.",
keywords = "Acoustic emission, Aerospace, Principal component analysis",
author = "R. Pullin and Eaton, {M. J.} and Hensman, {J. J.} and Holford, {K. M.} and K. Worden and Evans, {S. L.}",
year = "2008",
doi = "10.4028/www.scientific.net/AMM.13-14.41",
language = "English",
volume = "13-14",
pages = "41--47",
journal = "Applied Mechanics and Materials",
issn = "1660-9336",
publisher = "Trans Tech Publications",

}

RIS

TY - JOUR

T1 - A principal component analysis of acoustic emission signals from a landing gear component

AU - Pullin, R.

AU - Eaton, M. J.

AU - Hensman, J. J.

AU - Holford, K. M.

AU - Worden, K.

AU - Evans, S. L.

PY - 2008

Y1 - 2008

N2 - This work forms part of a larger investigation into fracture detection using acoustic emission (AE) during landing gear airworthiness testing. It focuses on the use of principal component analysis (PCA) to differentiate between fracture signals and high levels of background noise. An artificial acoustic emission (AE) fracture source was developed and additionally five sources were used to generate differing AE signals. Signals were recorded from all six artificial sources in a real landing gear component subject to no load. Further to this, artificial fracture signals were recorded in the same component under airworthiness test load conditions. Principal component analysis (PCA) was used to automatically differentiate between AE signals from different source types. Furthermore, successful separation of artificial fracture signals from a very high level of background noise was achieved. The presence of a load was observed to affect the ultrasonic propagation of AE signals.

AB - This work forms part of a larger investigation into fracture detection using acoustic emission (AE) during landing gear airworthiness testing. It focuses on the use of principal component analysis (PCA) to differentiate between fracture signals and high levels of background noise. An artificial acoustic emission (AE) fracture source was developed and additionally five sources were used to generate differing AE signals. Signals were recorded from all six artificial sources in a real landing gear component subject to no load. Further to this, artificial fracture signals were recorded in the same component under airworthiness test load conditions. Principal component analysis (PCA) was used to automatically differentiate between AE signals from different source types. Furthermore, successful separation of artificial fracture signals from a very high level of background noise was achieved. The presence of a load was observed to affect the ultrasonic propagation of AE signals.

KW - Acoustic emission

KW - Aerospace

KW - Principal component analysis

U2 - 10.4028/www.scientific.net/AMM.13-14.41

DO - 10.4028/www.scientific.net/AMM.13-14.41

M3 - Journal article

AN - SCOPUS:60349107536

VL - 13-14

SP - 41

EP - 47

JO - Applied Mechanics and Materials

JF - Applied Mechanics and Materials

SN - 1660-9336

ER -